| Gene | Description | Domains | Gene lists |
|---|---|---|---|
| Spis_XP_022782654_1 | cyclin T2 | BUR2_N, Cyclin_N, CycT2-like_C, TFIIB | — |
| Spis_XP_022789778_1 | cyclin L1 | BUR2_N, Cyclin_C, Cyclin_C_2, Cyclin_N, CycT2-like_C, TFIIB, zf-CCCH_6 | — |
| Spis_XP_022796510_1 | cyclin K | Cyclin_C, Cyclin_C_2, Cyclin_N, CycT2-like_C | — |
| Spis_XP_022799316_1 | cyclin C | Cyclin_C, Cyclin_C_2, Cyclin_N, CycT2-like_C, TFIIB | — |